3627438 has 16 divisors (see below), whose sum is σ = 7378560. Its totient is φ = 1188536.

The previous prime is 3627427. The next prime is 3627451. The reversal of 3627438 is 8347263.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 3627399 and 3627408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4770 + ... + 5477.

It is an arithmetic number, because the mean of its divisors is an integer number (461160).

Almost surely, 2^3627438 is an apocalyptic number.

3627438 is an abundant number, since it is smaller than the sum of its proper divisors (3751122).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3627438 is a wasteful number, since it uses less digits than its factorization.

3627438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10311.

The product of its digits is 24192, while the sum is 33.

The square root of 3627438 is about 1904.5834190184. The cubic root of 3627438 is about 153.6502717663.

Adding to 3627438 its sum of digits (33), we get a triangular number (3627471 = T₂₆₉₃).

The spelling of 3627438 in words is "three million, six hundred twenty-seven thousand, four hundred thirty-eight".